bdaejec | a9c62d60ac815ff4e698b68fddaa2444353f6cd8679737662019a1a995f5a31b

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
21-01-2025 03:46

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General

Target

2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
Size

2.6MB
MD5

e72d97d54f3e18736288f7e7525c845c
SHA1

3eef895cea250b6227533cb0bf609e5f82df2a02
SHA256

a9c62d60ac815ff4e698b68fddaa2444353f6cd8679737662019a1a995f5a31b
SHA512

c8f8f5ea6094e0f94da4ffa496910a9b03ca70d8d06cdba794afb72ff7a19be44d58a39899eddc6715500416f82d0e3a25902e646dff8a8a52ea6ade5d553cd6
SSDEEP

12288:Lq4tplxDCUlt77RXQzOP/rZRbjLCJM/dSSSSS4LKZWuIm:LfldZ7RqeHLrPuIm

Score

10^/10

bdaejec aspackv2 backdoor discovery

Malware Config

Extracted

Family

bdaejec

ddos.dnsnb8.net

Signatures

Bdaejec
Bdaejec is a backdoor written in C++.
backdoor bdaejec
Bdaejec family
bdaejec

Detects Bdaejec Backdoor. 1 IoCs

Bdaejec is backdoor written in C++.

resource	yara_rule
behavioral2/memory/1116-45-0x0000000000BF0000-0x0000000000BF9000-memory.dmp	family_bdaejec_backdoor

ASPack v2.12-2.42 1 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000a000000023c0f-3.dat	aspack_v212_v242

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	OLUd.exe

Executes dropped EXE 1 IoCs

pid	Process
1116	OLUd.exe

Enumerates connected drives 3 TTPs 21 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\G:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\N:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\W:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\T:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\E:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\H:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\I:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\K:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\O:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\R:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\S:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\Y:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\Z:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\J:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\Q:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\V:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\L:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\M:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\P:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\U:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
File opened (read-only)	\??\X:	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe

Drops file in Program Files directory 64 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Getstarted_8.2.22942.0_x64__8wekyb3d8bbwe\fmui\fmui.exe	OLUd.exe
File opened for modification	C:\Program Files (x86)\Windows Photo Viewer\ImagingDevices.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaw.exe	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.MicrosoftSolitaireCollection_4.4.8204.0_x64__8wekyb3d8bbwe\Solitaire.exe	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ScreenSketch_10.1907.2471.0_x64__8wekyb3d8bbwe\ScreenSketch.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Integration\Addons\OneDriveSetup.exe	OLUd.exe
File opened for modification	C:\Program Files\Mozilla Firefox\uninstall\helper.exe	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.ZuneVideo_10.19071.19011.0_x64__8wekyb3d8bbwe\Video.UI.exe	OLUd.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\wow_helper.exe	OLUd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\DisabledGoogleUpdate.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\CLVIEW.EXE	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTE.EXE	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesX86\Microsoft Office\Office16\DCF\DATABASECOMPARE.EXE	OLUd.exe
File opened for modification	C:\Program Files\Windows Photo Viewer\ImagingDevices.exe	OLUd.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\uninstall.exe	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.Office.OneNote_16001.12026.20112.0_x64__8wekyb3d8bbwe\onenoteshare.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\java-rmi.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jjs.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOSYNC.EXE	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\WORDICON.EXE	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\jjs.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\POWERPNT.EXE	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jdeps.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstack.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\GRAPH.EXE	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxGamingOverlay_2.34.28001.0_x64__8wekyb3d8bbwe\GameBar.exe	OLUd.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\Installer\setup.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jabswitch.exe	OLUd.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\klist.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\SkypeSrv\SKYPESERVER.EXE	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\jre\bin\ktab.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX86\Microsoft Shared\EQUATION\eqnedt32.exe	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.SkypeApp_14.53.77.0_x64__kzf8qxf38zg5c\SkypeBridge\SkypeBridge.exe	OLUd.exe
File opened for modification	C:\Program Files\Mozilla Firefox\default-browser-agent.exe	OLUd.exe
File opened for modification	C:\Program Files\Windows Security\BrowserCore\BrowserCore.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\javaws.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSQRY32.EXE	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\ONENOTEM.EXE	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\Wordconv.exe	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.WindowsFeedbackHub_1.1907.3152.0_x64__8wekyb3d8bbwe\PilotshubApp.exe	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.XboxIdentityProvider_12.50.6001.0_x64__8wekyb3d8bbwe\XboxIdp.exe	OLUd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleCrashHandler64.exe	OLUd.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jsadebugd.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\native2ascii.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\vfs\ProgramFilesCommonX64\Microsoft Shared\Source Engine\OSE.EXE	OLUd.exe
File opened for modification	C:\Program Files\Mozilla Firefox\private_browsing.exe	OLUd.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\Microsoft.StorePurchaseApp_11811.1001.18.0_x64__8wekyb3d8bbwe\StoreExperienceHost.exe	OLUd.exe
File opened for modification	C:\Program Files (x86)\Google\Update\1.3.36.371\GoogleUpdateComRegisterShell64.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jarsigner.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jdk-1.8\bin\jstatd.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\jp2launcher.exe	OLUd.exe
File opened for modification	C:\Program Files\WindowsApps\microsoft.windowscommunicationsapps_16005.11629.20316.0_x64__8wekyb3d8bbwe\HxTsr.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Client\AppVDllSurrogate64.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\IEContentService.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\VPREVIEW.EXE	OLUd.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	OLUd.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	OLUd.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	OLUd.exe
File opened for modification	C:\Program Files\Java\jre-1.8\bin\klist.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\excelcnv.exe	OLUd.exe
File opened for modification	C:\Program Files\Microsoft Office\root\Office16\MSOHTMED.EXE	OLUd.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	OLUd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
5096	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4556	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4556	AUDIODG.EXE

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
5096	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
5096	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
5096	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5096 wrote to memory of 1116	5096	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe	82
PID 5096 wrote to memory of 1116	5096	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe	82
PID 5096 wrote to memory of 1116	5096	2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe	82
PID 1116 wrote to memory of 1060	1116	OLUd.exe	84
PID 1116 wrote to memory of 1060	1116	OLUd.exe	84
PID 1116 wrote to memory of 1060	1116	OLUd.exe	84

C:\Users\Admin\AppData\Local\Temp\2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe
"C:\Users\Admin\AppData\Local\Temp\2025-01-21_e72d97d54f3e18736288f7e7525c845c_smoke-loader_wapomi.exe"
1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5096
- C:\Users\Admin\AppData\Local\Temp\OLUd.exe
  C:\Users\Admin\AppData\Local\Temp\OLUd.exe
  2⤵
  - Checks computer location settings
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1116
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\7ecf17b5.bat" "
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1060

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x48c 0x150
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4556

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\0CC7397D.exe

Filesize
4B

MD5
20879c987e2f9a916e578386d499f629

SHA1
c7b33ddcc42361fdb847036fc07e880b81935d5d

SHA256
9f2981a7cc4d40a2a409dc895de64253acd819d7c0011c8e80b86fe899464e31

SHA512
bcdde1625364dd6dd143b45bdcec8d59cf8982aff33790d390b839f3869e0e815684568b14b555a596d616252aeeaa98dac2e6e551c9095ea11a575ff25ff84f

Download Submit
C:\Users\Admin\AppData\Local\Temp\7ecf17b5.bat

Filesize
183B

MD5
1454949d9806aff56d4f13f77d3c023a

SHA1
e0e4f045f0c60ce365df779694c9d5d8f83c2d51

SHA256
b9da91923ad4735dbc848d5112aa41789f169accd77a941a8fc2e3f978638e73

SHA512
1328f4ac529342f92e6b9ee43fc79174e34aa83ca32c13b82f26dbd30e70e1bef3973e8164910b37d1ff6bdb3ce7acc06adfdf3408d0ca31dd228f4b2732881b

Download Submit
C:\Users\Admin\AppData\Local\Temp\OLUd.exe

Filesize
15KB

MD5
56b2c3810dba2e939a8bb9fa36d3cf96

SHA1
99ee31cd4b0d6a4b62779da36e0eeecdd80589fc

SHA256
4354970ccc7cd6bb16318f132c34f6a1b3d5c2ea7ff53e1c9271905527f2db07

SHA512
27812a9a034d7bd2ca73b337ae9e0b6dc79c38cfd1a2c6ac9d125d3cc8fa563c401a40d22155811d5054e5baa8cf8c8e7e03925f25fa856a9ba9dea708d15b4e

Download Submit
memory/1116-4-0x0000000000BF0000-0x0000000000BF9000-memory.dmp

Filesize
36KB

Download
memory/1116-45-0x0000000000BF0000-0x0000000000BF9000-memory.dmp

Filesize
36KB

Download
memory/5096-0-0x0000000000400000-0x00000000007EF000-memory.dmp

Filesize
3.9MB

Download
memory/5096-47-0x0000000000400000-0x00000000007EF000-memory.dmp

Filesize
3.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads